Hole's Essentials of Human Anatomy & Physiology, 12th Edition (Shier)

Chapter 6: Integumentary System

Post-Test Questions

1
The sebaceous glands of the skin are
A)endocrine glands
B)mucous glands
C)merocrine glands
D)holocrine glands
2
Choose the true statement about nails.
A)The lunula is part of the nail bed.
B)The nail plate is formed by specialized cells in the epidermis.
C)Nails do not contain keratin.
D)The nail bed is located in the dermis.
3
Where are the eccrine sweat glands most numerous?
A)the torso
B)the groin and axilla
C)the head, neck and back
D)evenly distributed over the body surface
4
Sponging the skin with water helps to increase the loss of body heat by
A)evaporation
B)constricting blood vessels in the dermis
C)removing dead cells to thin the epidermis
D)hypothermia
5
A scar is formed by
A)abnormal cells in the epidermis
B)a scab
C)granulations
D)newly formed connective tissue
6
The skin is considered to be an organ because it covers a very large area.
A)True
B)False
7
A basement membrane anchors the dermis to underlying structures.
A)True
B)False
8
Cells of the stratum corneum are non-living cells and are rubbed away by friction.
A)True
B)False
9
Skin color is primarily determined by the environment to which individuals are exposed.
A)True
B)False
10
The epidermis is dependent on the blood vessels of the dermis for oxygen and nutrients.
A)True
B)False
11
The subcutaneous layer is the deepest layer of the skin.
A)True
B)False
12
Hair is present on all surfaces of the skin.
A)True
B)False
13
“Goose bumps” on the skin result when arrector pili muscles contract.
A)True
B)False
14
Acne vulgaris is due to overactive and inflamed endocrine glands.
A)True
B)False
15
Melanomas are skin cancers arising from non-pigmented epithelial cells.
A)True
B)False
16
The apocrine glands are sweat glands that become more active in response to strong emotion, fear, and pain.
A)True
B)False
17
The classic signs of inflammation are heat, redness, swelling, and pain.
A)True
B)False
18
A burn that injures only the epidermis is a second-degree burn.
A)True
B)False
19
The function of sebum is to
A)cool the skin by evaporation
B)keep the skin and hair soft and waterproof (sebum is oily)
C)secrete materials such as earwax
D)excrete salt and wastes
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